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Binglin Chang commented on HDFS-5580: ------------------------------------- I manually run the test 50 times, no timeout occurred, it's kind of hard to construct a test to reproduce a failing scenario. > Infinite loop in Balancer.waitForMoveCompletion > ----------------------------------------------- > > Key: HDFS-5580 > URL: https://issues.apache.org/jira/browse/HDFS-5580 > Project: Hadoop HDFS > Issue Type: Bug > Reporter: Binglin Chang > Assignee: Binglin Chang > Attachments: HDFS-5580.v1.patch, HDFS-5580.v2.patch, > HDFS-5580.v3.patch, TestBalancerWithNodeGroupTimeout.log > > > In recent > [build|https://builds.apache.org/job/PreCommit-HDFS-Build/5592//testReport/org.apache.hadoop.hdfs.server.balancer/TestBalancerWithNodeGroup/testBalancerWithNodeGroup/] > in HDFS-5574, TestBalancerWithNodeGroup timeout, this is also mentioned in > HDFS-4376 > [here|https://issues.apache.org/jira/browse/HDFS-4376?focusedCommentId=13799402&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-13799402]. > > Looks like the bug is introduced by HDFS-3495. -- This message was sent by Atlassian JIRA (v6.1#6144)